pylint: ignore access-member-before-definition explicitly

In case of Cell.status property, the code has a good readability,
so it sounds reasonable to ignore access-member-before-definition,
although access-member-before-definition itself is a useful check.

Change-Id: Ic6f2ec42bac41c62265e6b0e744c256007093ce6

.pylintrc

@@ -10,7 +10,6 @@ disable=
 # "I" Informational noise
  locally-disabled,
 # "E" Error for important programming issues (likely bugs)
- access-member-before-definition,
  assignment-from-no-return,
  bad-super-call,
  import-error,

horizon/tables/base.py

@@ -843,6 +843,7 @@ class Cell(html.HTMLElement):
         """Gets the status for the column based on the cell's data."""
         # Deal with status column mechanics based in this cell's data
         if hasattr(self, '_status'):
+            # pylint: disable=access-member-before-definition
             return self._status
 
         if self.column.status or \